Battery pack



FIG. 1 is a front, left side perspective view of a battery pack.

FIG. 2 is a left side elevational view thereof.

FIG. 3 is a right side elevational view thereof.

FIG. 4 is a rear side elevational view thereof.

FIG. 5 is a front side elevational view thereof.

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Any features shown in dotted, dashed and/or broken lines are for illustrative purposes only and do not form part of the claimed design. Any surface shading is used solely to show the character or contour of the surface represented. 

CLAIM What is claimed is the ornamental design for a battery pack, as shown and described. 